17:07:35 Unable to set Cell Caching using SQLite method, reverting to memory<br />17:07:35 Create new PHPExcel object<br />17:07:35 Set properties<br />17:07:35 Add data<br />17:07:35 Hide 'Phone' and 'fax' columns<br />17:07:35 Set outline levels<br />17:07:35 Freeze panes<br />17:07:35 Rows to repeat at top<br />17:07:35 Write to Excel2007 format<br />17:07:35 File written to 06largescale-with-cellcaching-sqlite.xlsx<br />Call time to write Workbook was 0.2236 seconds<br />17:07:35 Current memory usage: 20 MB<br />17:07:35 Peak memory usage: 24 MB<br />17:07:35 Done writing file<br />File has been created in /home/autourdey/invoice/vendor/phpoffice/phpexcel/Examples<br />